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Latest Great Lakes Marine Forecast by KBUF
Issued 9/17/2026 10:02 PM America/New_York.
Valid through 9/18/2026 5:00 AM America/New_York.
fzus61 kbuf 180202
glflo
expires:202609180900;;631578
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt thu sep 17 2026
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a weak front will move southeast and away from the lake
overnight. a 30.3 inch high will build from northwest ontario friday
to southern quebec saturday, then off the new england coast saturday
night. a weak 29.9 inch low is then forecast to move east across
ohio and pennsylvania late saturday night through sunday. another
30.3 inch high will then build from northwest ontario sunday night
to quebec by tuesday and wednesday while gradually strengthening to
30.6 inches.
loz062-180900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt thu sep 17 2026
.overnight...northwest winds 10 to 15 knots becoming north.
waves 1 to 2 feet.
.friday...north winds 5 to 15 knots diminishing to less than
10 knots. waves 2 feet or less.
.friday night...north winds 5 to 15 knots becoming east 15 to
20 knots. waves 2 feet or less building to 2 to 4 feet.
.saturday...east winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.saturday night...east winds 10 to 15 knots. a chance of showers
overnight. waves 1 to 3 feet.
.sunday...northeast winds 10 to 15 knots increasing to 15 to
25 knots. a chance of showers during the day. waves 1 to 3 feet
building to 3 to 6 feet.
.monday...northeast winds 15 to 25 knots. waves 5 to 8 feet.
waves occasionally around 10 feet.
.tuesday...northeast winds to 30 knots becoming east. a chance of
showers. waves 5 to 9 feet. waves occasionally around 11 feet.
$$
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Latest Great Lakes Marine Forecast by KDTX
Issued 9/17/2026 9:34 PM America/New_York.
Valid through 9/18/2026 5:45 AM America/New_York.
fzus63 kdtx 180134
glflh
expires:202609180945;;631026
open lake forecast for lake huron
national weather service detroit/pontiac mi
934 pm edt thu sep 17 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a secondary cold front passes southward through the
region thursday night into early friday before plains low
pressure arrives this weekend.
lhz362-363-180945-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
934 pm edt thu sep 17 2026
.rest of tonight...north winds 5 to 10 knots increasing to 15 to
20 knots. waves 2 feet or less building to 2 to 4 feet early in
the morning.
.friday...north winds 15 to 20 knots becoming northeast 5 to
10 knots. waves 2 to 4 feet.
.friday night...northeast winds 5 to 10 knots veering to the east
after midnight. waves 1 to 3 feet.
.saturday...east winds 5 to 10 knots. a chance of showers in the
morning. waves 1 to 3 feet.
.saturday night...east winds 5 to 10 knots backing to the
northeast after midnight. a chance of showers in the evening.
waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots increasing to 20 to
25 knots late in the evening. waves 1 to 3 feet building to 5 to
7 feet. waves occasionally around 10 feet.
.monday...northeast winds 15 to 20 knots. gusts to 30 knots early
in the evening. waves 4 to 6 feet.
.tuesday...east winds 15 to 20 knots. gusts to 30 knots. waves
4 to 6 feet.
$$
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Latest Great Lakes Marine Forecast by KDTX
Issued 9/17/2026 9:34 PM America/New_York.
Valid through 9/18/2026 5:45 AM America/New_York.
fzus63 kdtx 180134
glflh
expires:202609180945;;631027
open lake forecast for lake huron
national weather service detroit/pontiac mi
934 pm edt thu sep 17 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a secondary cold front passes southward through the
region thursday night into early friday before plains low
pressure arrives this weekend.
lhz462>464-180945-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
934 pm edt thu sep 17 2026
.rest of tonight...north winds 5 to 10 knots increasing to 10 to
15 knots after midnight. waves 1 to 3 feet building to 2 to
4 feet early in the morning.
.friday...north winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and afternoon. waves 3 to 5 feet.
.friday night...northeast winds 10 to 15 knots veering to the
east after midnight. waves 2 to 4 feet subsiding to 1 to 3 feet
after midnight.
.saturday...east winds 10 to 15 knots becoming southeast 5 to
10 knots in the late morning and afternoon. a chance of showers.
waves 1 to 3 feet.
.saturday night...east winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. a chance of showers. waves 1 to 3 feet.
.sunday...northeast winds 10 to 15 knots increasing to 20 to
25 knots. waves 1 to 3 feet building to 4 to 6 feet. waves
occasionally around 8 feet.
.monday...northeast winds 15 to 20 knots. waves 4 to 6 feet.
waves occasionally around 8 feet.
.tuesday...northeast winds 15 to 20 knots becoming east 20 to
25 knots by midnight. waves 3 to 5 feet.
$$
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